نتایج جستجو برای: climate variables

تعداد نتایج: 475299  

2013
Seung Seok Han Sunhee Kim Yunhee Choi Suhnggwon Kim Yon Su Kim

BACKGROUND The effects of air pollution on the respiratory and cardiovascular systems, and the resulting impacts on public health, have been widely studied. However, little is known about the effect of air pollution on the occurrence of hemorrhagic fever with renal syndrome (HFRS), a rodent-borne infectious disease. In this study, we evaluated the correlation between air pollution and HFRS inci...

2003
David Yates Subhrendu Gangopadhyay Balaji Rajagopalan Kenneth Strzepek

[1] A K-nearest neighbor (K-nn) resampling scheme is presented that simulates daily weather variables, and consequently seasonal climate and spatial and temporal dependencies, at multiple stations in a given region. A strategy is introduced that uses the K-nn algorithm to produce alternative climate data sets conditioned upon hypothetical climate scenarios, e.g., warmer-drier springs, warmer-we...

Journal: :مدیریت ورزشی 0
مهرزاد حمیدی استادیار دانشگاه تهران احمدعلی آصفی دانشجوی دکتری دانشگاه تهران

the purpose of this research was to study organizational climate and faculty members' participation in decision making in physical education faculty of tehran university. for this purpose, 30 faculty members of physical education faculty were selected with census method as the statistical sample. data were collected by two questionnaires: organizational climate (?=0.92) and participation i...

Journal: :Journal of safety research 2004
David M DeJoy Bryan S Schaffer Mark G Wilson Robert J Vandenberg Marcus M Butts

PROBLEM Although there has been considerable interest in safety climate, relatively little attention has been given to the factors that determine safety climate or to testing the hypothesized mediating role of safety climate with respect to safety-related outcomes. METHOD Questionnaire responses were obtained from 2,208 employees of a large national retail chain in 21 different locations. R...

حسینی, سید حسن, قربانی, محمدعلی, مسباح بوانی, علیرضا ,

Two major issues through studies on hydrological impact assessment of climate change are the sufficiency of historical data and selection of the best rainfall-runoff model. Climate models, with the ability to simulate climatic variables, are considered as references for future projections. Therefore, the rainfall-runoff model must be able to simulate streamflow using only these variables. Curre...

2003
Kevin T. SMITH Katarina ČUFAR Tom LEVANIČ

SMITH K.T., ČUFAR K. & LEVANIČ T. 1999. Temporal stability and dendroclimatology in silver fir and red spruce. Phyton (Horn, Austria) 39 (3): (xxx) (xxx). Dendroclimatology uses precisely dated tree-ring series and climate measurements to reconstruct climate for periods prior to instrumented records. Dendroclimatology requires a predictable, relationship between growth and climate. Tree-ring se...

2015
Kristoffer Hylander Johan Ehrlén Miska Luoto Eric Meineri

Microrefugia are sites that support populations of species when their ranges contract during unfavorable climate episodes. Here, we review and discuss two aspects relevant for microrefugia. First, distributions of different species are influenced by different climatic variables. Second, climatic variables differ in the degree of local decoupling from the regional climate. Based on this, we sugg...

2011
KEITH J. ZULLIG E. SCOTT HUEBNER JON M. PATTON

This study investigated the magnitude of the relationships between eight school climate domains and a measure of global school satisfaction among 2,049 middle and high school students. Tests of moderator effects were conducted to determine if the magnitude of the relationships between the school climate domains and school satisfaction differed as a function of students’ gender, grade, age, GPA,...

2005
R. Solberg

The EuroClim project has developed an advanced monitoring and modeling system for climate variables. The system observes cryospheric variables using satellites and in situ measurement stations and produces a portfolio of products based on these observations. The system also provides climate model products, from both historical runs and a scenario run. The climate modeling results are provided a...

Journal: :آب و خاک 0
فرشته مدرسی شهاب عراقی نژاد کیومرث ابراهیمی مجید خلقی

abstract climate change means a significant change in the long-term weather of a region in comparison with what has been observed during a long term period. precipitation and minimum and maximum temperature are three variables which are affected directly by the climate change. furthermore, the water yield of a river is one of the most important hydrological variables of a basin which is affecte...

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